<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
<center>
  <h1>登录页面</h1>
<form action="/loginUser" method="get">
  <table border="1">
    <tr>
      <td>用户名</td>
      <td><input name="username" type="text"></td>
    </tr>
    <tr>
      <td>密码</td>
      <td><input name="password" type="password"></td>
    </tr>
    <tr>
      <td align="center" colspan="2">
        <!--
            <input type="submit" value="注册">
            type="submit"
            这是一个提交按钮,该按钮点击后会将包含这个按钮的form表单进行提交
         -->
        <input type="submit" value="登录">
      </td>
    </tr>
  </table>
</form>
</center>
</body>
</html>